HEADER OXIDOREDUCTASE 08-MAR-21 7LYX TITLE CRYSTAL STRUCTURE OF HUMAN CYP8B1 IN COMPLEX WITH (S)-TIOCONAZOLE COMPND MOL_ID: 1; COMPND 2 MOLECULE: 7-ALPHA-HYDROXYCHOLEST-4-EN-3-ONE 12-ALPHA-HYDROXYLASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 7-ALPHA-HYDROXY-4-CHOLESTEN-3-ONE 12-ALPHA-HYDROXYLASE, COMPND 5 CYPVIIIB1,CYTOCHROME P450 8B1,STEROL 12-ALPHA-HYDROXYLASE; COMPND 6 EC: 1.14.18.8; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CYP8B1, CYP12; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR J.LIU,E.E.SCOTT REVDAT 3 25-OCT-23 7LYX 1 REMARK REVDAT 2 01-MAR-23 7LYX 1 JRNL REVDAT 1 17-AUG-22 7LYX 0 JRNL AUTH J.LIU,H.A.CARLSON,E.E.SCOTT JRNL TITL THE STRUCTURE AND CHARACTERIZATION OF HUMAN CYTOCHROME P450 JRNL TITL 2 8B1 SUPPORTS FUTURE DRUG DESIGN FOR NONALCOHOLIC FATTY LIVER JRNL TITL 3 DISEASE AND DIABETES. JRNL REF J.BIOL.CHEM. V. 298 02344 2022 JRNL REFN ESSN 1083-351X JRNL PMID 35944583 JRNL DOI 10.1016/J.JBC.2022.102344 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.18.2_3874 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.24 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 3 NUMBER OF REFLECTIONS : 17690 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.217 REMARK 3 R VALUE (WORKING SET) : 0.214 REMARK 3 FREE R VALUE : 0.269 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 885 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 41.2400 - 4.7300 0.98 2913 154 0.1933 0.2414 REMARK 3 2 4.7300 - 3.7500 1.00 2839 149 0.1794 0.2180 REMARK 3 3 3.7500 - 3.2800 0.97 2725 144 0.2329 0.3086 REMARK 3 4 3.2800 - 2.9800 1.00 2784 146 0.2539 0.3193 REMARK 3 5 2.9800 - 2.7700 1.00 2788 147 0.2644 0.3322 REMARK 3 6 2.7700 - 2.6000 0.99 2756 145 0.2748 0.3582 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.382 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.056 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 53.59 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 56.87 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.005 3949 REMARK 3 ANGLE : 0.744 5348 REMARK 3 CHIRALITY : 0.044 545 REMARK 3 PLANARITY : 0.005 672 REMARK 3 DIHEDRAL : 17.385 1434 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7LYX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-MAR-21. REMARK 100 THE DEPOSITION ID IS D_1000254220. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-AUG-20 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-G REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.978 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17925 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : 5.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.64 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.9 REMARK 200 DATA REDUNDANCY IN SHELL : 5.50 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX 1.18.2_3874 REMARK 200 STARTING MODEL: 2IAG REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.45 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2-METHYL-2,4-PENTANEDIOL, HEPES PH REMARK 280 7.5, PEG 10000, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 29.17200 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.99200 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 44.61700 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 53.99200 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.17200 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 44.61700 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 19 REMARK 465 ALA A 20 REMARK 465 LYS A 21 REMARK 465 LYS A 22 REMARK 465 THR A 23 REMARK 465 SER A 24 REMARK 465 SER A 25 REMARK 465 SER A 245 REMARK 465 GLN A 246 REMARK 465 VAL A 315 REMARK 465 LEU A 316 REMARK 465 GLY A 317 REMARK 465 GLU A 318 REMARK 465 ALA A 319 REMARK 465 ARG A 320 REMARK 465 LEU A 321 REMARK 465 GLU A 322 REMARK 465 THR A 323 REMARK 465 LYS A 324 REMARK 465 GLN A 325 REMARK 465 SER A 326 REMARK 465 PHE A 327 REMARK 465 ALA A 328 REMARK 465 PHE A 329 REMARK 465 LYS A 330 REMARK 465 PRO A 499 REMARK 465 THR A 500 REMARK 465 GLU A 501 REMARK 465 HIS A 502 REMARK 465 HIS A 503 REMARK 465 HIS A 504 REMARK 465 HIS A 505 REMARK 465 HIS A 506 REMARK 465 HIS A 507 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 PRO A 41 -173.98 -61.31 REMARK 500 TRP A 42 12.62 46.91 REMARK 500 THR A 189 -169.79 -121.24 REMARK 500 LEU A 220 43.08 -107.45 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 601 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 440 SG REMARK 620 2 HEM A 601 NA 102.9 REMARK 620 3 HEM A 601 NB 85.2 89.7 REMARK 620 4 HEM A 601 NC 80.7 175.6 88.0 REMARK 620 5 HEM A 601 ND 94.7 92.4 177.9 89.9 REMARK 620 6 YHM A 602 N19 164.0 92.2 89.8 84.0 89.8 REMARK 620 N 1 2 3 4 5 DBREF 7LYX A 26 501 UNP Q9UNU6 CP8B1_HUMAN 26 501 SEQADV 7LYX MET A 19 UNP Q9UNU6 INITIATING METHIONINE SEQADV 7LYX ALA A 20 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX LYS A 21 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX LYS A 22 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX THR A 23 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX SER A 24 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX SER A 25 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX HIS A 502 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX HIS A 503 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX HIS A 504 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX HIS A 505 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX HIS A 506 UNP Q9UNU6 EXPRESSION TAG SEQADV 7LYX HIS A 507 UNP Q9UNU6 EXPRESSION TAG SEQRES 1 A 489 MET ALA LYS LYS THR SER SER ARG GLN ARG ARG PRO TRP SEQRES 2 A 489 GLU PRO PRO LEU ASP LYS GLY THR VAL PRO TRP LEU GLY SEQRES 3 A 489 HIS ALA MET ALA PHE ARG LYS ASN MET PHE GLU PHE LEU SEQRES 4 A 489 LYS ARG MET ARG THR LYS HIS GLY ASP VAL PHE THR VAL SEQRES 5 A 489 GLN LEU GLY GLY GLN TYR PHE THR PHE VAL MET ASP PRO SEQRES 6 A 489 LEU SER PHE GLY SER ILE LEU LYS ASP THR GLN ARG LYS SEQRES 7 A 489 LEU ASP PHE GLY GLN TYR ALA LYS LYS LEU VAL LEU LYS SEQRES 8 A 489 VAL PHE GLY TYR ARG SER VAL GLN GLY ASP HIS GLU MET SEQRES 9 A 489 ILE HIS SER ALA SER THR LYS HIS LEU ARG GLY ASP GLY SEQRES 10 A 489 LEU LYS ASP LEU ASN GLU THR MET LEU ASP SER LEU SER SEQRES 11 A 489 PHE VAL MET LEU THR SER LYS GLY TRP SER LEU ASP ALA SEQRES 12 A 489 SER CYS TRP HIS GLU ASP SER LEU PHE ARG PHE CYS TYR SEQRES 13 A 489 TYR ILE LEU PHE THR ALA GLY TYR LEU SER LEU PHE GLY SEQRES 14 A 489 TYR THR LYS ASP LYS GLU GLN ASP LEU LEU GLN ALA GLY SEQRES 15 A 489 GLU LEU PHE MET GLU PHE ARG LYS PHE ASP LEU LEU PHE SEQRES 16 A 489 PRO ARG PHE VAL TYR SER LEU LEU TRP PRO ARG GLU TRP SEQRES 17 A 489 LEU GLU VAL GLY ARG LEU GLN ARG LEU PHE HIS LYS MET SEQRES 18 A 489 LEU SER VAL SER HIS SER GLN GLU LYS GLU GLY ILE SER SEQRES 19 A 489 ASN TRP LEU GLY ASN MET LEU GLN PHE LEU ARG GLU GLN SEQRES 20 A 489 GLY VAL PRO SER ALA MET GLN ASP LYS PHE ASN PHE MET SEQRES 21 A 489 MET LEU TRP ALA SER GLN GLY ASN THR GLY PRO THR SER SEQRES 22 A 489 PHE TRP ALA LEU LEU TYR LEU LEU LYS HIS PRO GLU ALA SEQRES 23 A 489 ILE ARG ALA VAL ARG GLU GLU ALA THR GLN VAL LEU GLY SEQRES 24 A 489 GLU ALA ARG LEU GLU THR LYS GLN SER PHE ALA PHE LYS SEQRES 25 A 489 LEU GLY ALA LEU GLN HIS THR PRO VAL LEU ASP SER VAL SEQRES 26 A 489 VAL GLU GLU THR LEU ARG LEU ARG ALA ALA PRO THR LEU SEQRES 27 A 489 LEU ARG LEU VAL HIS GLU ASP TYR THR LEU LYS MET SER SEQRES 28 A 489 SER GLY GLN GLU TYR LEU PHE ARG HIS GLY ASP ILE LEU SEQRES 29 A 489 ALA LEU PHE PRO TYR LEU SER VAL HIS MET ASP PRO ASP SEQRES 30 A 489 ILE HIS PRO GLU PRO THR VAL PHE LYS TYR ASP ARG PHE SEQRES 31 A 489 LEU ASN PRO ASN GLY SER ARG LYS VAL ASP PHE PHE LYS SEQRES 32 A 489 THR GLY LYS LYS ILE HIS HIS TYR THR MET PRO TRP GLY SEQRES 33 A 489 SER GLY VAL SER ILE CYS PRO GLY ARG PHE PHE ALA LEU SEQRES 34 A 489 SER GLU VAL LYS LEU PHE ILE LEU LEU MET VAL THR HIS SEQRES 35 A 489 PHE ASP LEU GLU LEU VAL ASP PRO ASP THR PRO LEU PRO SEQRES 36 A 489 HIS VAL ASP PRO GLN ARG TRP GLY PHE GLY THR MET GLN SEQRES 37 A 489 PRO SER HIS ASP VAL ARG PHE ARG TYR ARG LEU HIS PRO SEQRES 38 A 489 THR GLU HIS HIS HIS HIS HIS HIS HET HEM A 601 73 HET YHM A 602 36 HET GOL A 603 14 HET K A 604 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM YHM (S)-TIOCONAZOLE HETNAM GOL GLYCEROL HETNAM K POTASSIUM ION HETSYN HEM HEME HETSYN YHM 1-[(2S)-2-[(2-CHLOROTHIOPHEN-3-YL)METHOXY]-2-(2,4- HETSYN 2 YHM DICHLOROPHENYL)ETHYL]-1H-IMIDAZOLE HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 YHM C16 H13 CL3 N2 O S FORMUL 4 GOL C3 H8 O3 FORMUL 5 K K 1+ FORMUL 6 HOH *17(H2 O) HELIX 1 AA1 HIS A 45 ASN A 52 1 8 HELIX 2 AA2 ASN A 52 GLY A 65 1 14 HELIX 3 AA3 ASP A 82 LEU A 84 5 3 HELIX 4 AA4 SER A 85 LYS A 91 1 7 HELIX 5 AA5 PHE A 99 GLY A 112 1 14 HELIX 6 AA6 GLY A 118 LEU A 131 1 14 HELIX 7 AA7 ARG A 132 SER A 154 1 23 HELIX 8 AA8 LEU A 169 GLY A 187 1 19 HELIX 9 AA9 ASP A 191 TYR A 218 1 28 HELIX 10 AB1 TRP A 222 LEU A 240 1 19 HELIX 11 AB2 SER A 252 GLN A 265 1 14 HELIX 12 AB3 PRO A 268 GLY A 285 1 18 HELIX 13 AB4 ASN A 286 LYS A 300 1 15 HELIX 14 AB5 HIS A 301 GLN A 314 1 14 HELIX 15 AB6 ALA A 333 HIS A 336 5 4 HELIX 16 AB7 THR A 337 ARG A 351 1 15 HELIX 17 AB8 PHE A 385 VAL A 390 1 6 HELIX 18 AB9 SER A 435 ILE A 439 5 5 HELIX 19 AC1 GLY A 442 HIS A 460 1 19 HELIX 20 AC2 ASP A 476 TRP A 480 5 5 SHEET 1 AA1 5 VAL A 67 LEU A 72 0 SHEET 2 AA1 5 GLN A 75 VAL A 80 -1 O PHE A 77 N VAL A 70 SHEET 3 AA1 5 ILE A 381 LEU A 384 1 O ILE A 381 N TYR A 76 SHEET 4 AA1 5 LEU A 356 VAL A 360 -1 N ARG A 358 O LEU A 382 SHEET 5 AA1 5 LEU A 97 ASP A 98 -1 N ASP A 98 O LEU A 359 SHEET 1 AA2 3 HIS A 165 SER A 168 0 SHEET 2 AA2 3 ARG A 492 LEU A 497 -1 O PHE A 493 N ASP A 167 SHEET 3 AA2 3 PHE A 461 LEU A 465 -1 N ASP A 462 O ARG A 496 SHEET 1 AA3 2 ALA A 352 PRO A 354 0 SHEET 2 AA3 2 PHE A 482 THR A 484 -1 O GLY A 483 N ALA A 353 SHEET 1 AA4 2 TYR A 364 LYS A 367 0 SHEET 2 AA4 2 GLU A 373 PHE A 376 -1 O PHE A 376 N TYR A 364 SHEET 1 AA5 2 PHE A 420 LYS A 421 0 SHEET 2 AA5 2 LYS A 424 LYS A 425 -1 O LYS A 424 N LYS A 421 LINK SG CYS A 440 FE HEM A 601 1555 1555 2.64 LINK FE HEM A 601 N19 YHM A 602 1555 1555 2.56 CRYST1 58.344 89.234 107.984 90.00 90.00 90.00 P 21 21 21 4 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.017140 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011206 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009261 0.00000